Your Strength, Constitution, and Charisma scores each increase by 1

 A solari reaches adulthood in their early teens, and are said to be able to live as long as the sun graces the land with its light.

The alienation a solari experience breeds independence, and they overall tend towards the gentler freedoms that the chaotic alignments grant. However, they are always, without exception of good alignment.

A solari's size and weight vary greatly with the sun cycle. Your size is either Small or Medium depending on your Dual Nature trait. (what time of day it is will determine how big you are.)

Your base walking speed is either 25 or 35 feet depending on your Dual Nature trait.

 After dusk and before dawn, your height is just over 4 feet tall, your base walking speed is 25 feet and your size is Small. After dawn and before dusk, your height is about 8 feet, your base walking speed is 35 feet and your size is Medium.

 While in an area of bright sunlight, or after dawn but before dusk, you have the following benefits:

• You have advantage on Strength ability checks.
• You have advantage on Strength and Constitution saving throws.
• You have advantage on saving throws against being frightened.
• The area in a 10-foot radius around you cannot be affected by darkness, magical or otherwise.
• You count as one size larger when determining your carrying capacity and the weight you can push, drag, or lift.

In addition, you are able to use your Sun Strike and Cruel Sun traits if they are available.

When you would successfully strike a creature you can, as a bonus action ignite your strike with radiance. Dealing radiant damage equal to your level. You must complete a short or long rest before you can use Sun Strike again.

As a bonus action, you can force creatures in a 15-foot radius around you to make a con as if under the the effects of Extreme Heat, as described in chapter 5 of the Dungeon Master's Guide, until the start of your next turn. You must complete a short or long rest before you can use Cruel Sun again.

While in darkness, or after dusk but before dawn, you have disadvantage on attack rolls, ability checks, and saving throws. In addition, you cannot use your Sun Strike and Cruel Suntraits.

You can speak, read and write Common and your choice of Celestial or the Primordial dilect of Ignan.